Future ozone concentrations are mainly driven by the changes in stratospheric halogen loading, with ozone recovery occurring after the peak of halogen loading.

You're looking at brine pools formed by salt diapirs.

Now we would be able to make use of all that waste brine.

And in parts of the Arabian Gulf, the seawater, the salinity is increasing steadily due to the discharge of waste brine from desalination plants.

In all, combined halocarbon emissions had fallen as a percentage of total CO2 equivalents from 33 per cent in 1990 to 10 per cent in 2000.

When the equipment's halogen lamps, worth 12 per unit, had been used up, a professor tried to obtain new lamps from the company in Spain, but this was refused once it was discovered that she was of Cuban nationality.

There are more stages involved here than I've got time to tell you about, but basically we drive through the space, we populate it with environmental variables sulphide, halide, things like that.

If adjusting HFC, PFC and SF6 estimates from the consumption of halocarbons and SF6, consideration should be given to the uncertainty of sales figures (e.g. for sales of these chemicals to the foam blowing industry) and other parameters (such as the composition of the mix in coolants) as given in the IPCC good practice guidance.

One example is the belated recognition that seemingly inert and benign halogenated hydrocarbons were interfering with the ozone layer. Another is the slowness to acknowledge the possibility of novel transmission mechanisms for spongiform encephalopathies ( mad cow disease ).

Proceeding with capital injections before the single supervisor is in place would only encourage more risk taking. And allowing the ECB to supervise the banks before the European Parliament acquires the power to hold it accountable would only deepen the EU s democratic deficit and provoke a backlash.